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The Single UNIX &reg; Specification, Version 2<br>
Copyright &copy; 1997 The Open Group

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<h4><a name = "tag_000_007_1852">&nbsp;</a>NAME</h4><blockquote>
raise - send a signal to the executing process
</blockquote><h4><a name = "tag_000_007_1853">&nbsp;</a>SYNOPSIS</h4><blockquote>
<pre><code>

#include &lt;<a href="signal.h.html">signal.h</a>&gt;

int raise(int <i>sig</i>);
</code>
</pre>
</blockquote><h4><a name = "tag_000_007_1854">&nbsp;</a>DESCRIPTION</h4><blockquote>
The
<i>raise()</i>
function sends the signal <i>sig</i> to the executing thread.
<p>
The effect of the
<i>raise()</i>
function is equivalent to calling:
<pre>
<code>
pthread_kill(pthread_self(), sig);
</code>
</pre>
</blockquote><h4><a name = "tag_000_007_1855">&nbsp;</a>RETURN VALUE</h4><blockquote>
Upon successful completion, 0 is returned.
Otherwise, a non-zero value is returned
&nbsp;and
<i>errno</i>
is set to indicate the error.
</blockquote><h4><a name = "tag_000_007_1856">&nbsp;</a>ERRORS</h4><blockquote>
The
<i>raise()</i>
function will fail if:
<dl compact>

<dt>[EINVAL]<dd>
The value of the
<i>sig</i>
argument is an invalid signal number.

</dl>
</blockquote><h4><a name = "tag_000_007_1857">&nbsp;</a>EXAMPLES</h4><blockquote>
None.
</blockquote><h4><a name = "tag_000_007_1858">&nbsp;</a>APPLICATION USAGE</h4><blockquote>
None.
</blockquote><h4><a name = "tag_000_007_1859">&nbsp;</a>FUTURE DIRECTIONS</h4><blockquote>
None.
</blockquote><h4><a name = "tag_000_007_1860">&nbsp;</a>SEE ALSO</h4><blockquote>
<i><a href="kill.html">kill()</a></i>,
<i><a href="sigaction.html">sigaction()</a></i>,
<i><a href="signal.h.html">&lt;signal.h&gt;</a></i>,
<i><a href="systypes.h.html">&lt;sys/types.h&gt;</a></i>.
</blockquote><h4>DERIVATION</h4><blockquote>
Derived from the ANSI C standard.
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UNIX &reg; is a registered Trademark of The Open Group.<br>
Copyright &copy; 1997 The Open Group
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